| South San Francisco to Luzzara | 6,024.52 mi (9,695.53 km) |
| South San Francisco to Luzzi | 6,500.27 mi (10,461.17 km) |
| South San Francisco to Macerata | 6,197.12 mi (9,973.29 km) |
| South San Francisco to Macerata Campania | 6,349.07 mi (10,217.84 km) |
| South San Francisco to Macomer | 6,230.67 mi (10,027.30 km) |
| South San Francisco to Maddaloni | 6,354.30 mi (10,226.26 km) |
| South San Francisco to Magenta | 5,945.26 mi (9,567.98 km) |
| South San Francisco to Magione | 6,170.56 mi (9,930.56 km) |
| South San Francisco to Maglie | 6,511.27 mi (10,478.87 km) |
| South San Francisco to Magnago | 5,936.53 mi (9,553.92 km) |
| South San Francisco to Malalbergo | 6,062.59 mi (9,756.79 km) |
| South San Francisco to Malnate | 5,926.61 mi (9,537.96 km) |
| South San Francisco to Malo | 6,005.62 mi (9,665.11 km) |
| South San Francisco to Mandello del Lario | 5,932.52 mi (9,547.48 km) |
| South San Francisco to Manduria | 6,481.03 mi (10,430.21 km) |
